Theory Test #3 Review Flashcards by Liz Fougere

What is the Origin for Splenius Cervicis

SP’s of T3-T6 vertebrae

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What is the Insertion for Splenius Cervicis

Posterior Tubercles of TVP’s C1-C4 vertebrae

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What are the Actions of Splenius Cervicis

Bilateral: Extension of C/S
Unilateral: Lateral Flexion of Head
Ipsilateral Rotation of C/S & AA Joint

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What is the Origin of Levator Scapula

Posterior Tubercles of TVP’s C1-C4 vertebrae

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What is the Insertion of Levator Scapula

Medial Border of Scapula, Superior to the root of the Spine (superior angle)

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What are the actions of Levator Scapula

Scapular elevation and Inferior Rotation
Bilateral: C/S Extension
Unilateral: Ipsilateral Side Flexion and Rotation of C/S

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What are the Origins of Rhomboid Minor

Nuchal Ligament

- SP’s of C7-T1

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What is the Insertion of Rhomboid Minor

Medial Border of Scapula at root of the Spine

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What are the Actions of the Rhomboids

Retract Scapula
Inferior Rotation of Scapula
Stabilize Scapula

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What is the Origin of Rhomboid Major

SP’s of T2-T5 vertebrae

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What is the Insertion for Rhomboid Major

Medial Border of Scapula from root of the Spine - Inferior Angle

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What is the Origin of Subclavius

Rib 1 - Costal Cartilage

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What is the Insertion of Subclavius

Clavicle - Inferior Middle Third

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What are the Actions of Subclavius

Anchors and Depresses the Clavicle

- With Clavicle fixed, Elevates Ribs

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What is the Origin of Pectoralis Minor

Anteromedial surface of Ribs 3-5

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What is the Insertion of Pectoralis Minor

Coracoid Process of the Scapula

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What are the Actions of Pectoralis Minor

Protracts and Stabilizes the Scapula (I moves towards O)

- With the Scapula fixed, draws the Rib Cage up (O moves towards I)

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What is the Origin of Serratus Anterior

Ribs 1-8, external surface

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What is the Insertion of Serratus Anterior

Medial Border of Scapula, Anterior Surface

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What is the Action of Serratus Anterior

Protracts the Scapula and holds it against the Thoracic wall

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What are the Origins of Sternocleidomastoid

Sternal Head: Manubrium, lateral to the jugular notch

- Clavicular Head: Superior aspect of the Medial 1/3 of the Clavicle

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What are the Insertions of the Sternocleidomastoid

Mastoid Process

- Lateral Superior Nuchal Line

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What are the Actions of the Sternocleidomastoid

Bilateral: Extension of AO Joint, Flexion of C/S
Unilateral: Contralateral Rotation of C/S
Ipsilateral Side Bending of C/S

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What are the Origins of Longus Colli

Anterior Tubercle of C1
Bodies of C1-C3
TVP’s of C3-C6

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What are the Insertions of Longus Colli

- Bodies of C5-T3 | - TVP’s of C3-C5

What are the Actions of Longus Colli

- Bilateral: Flexion of Neck | - Unilateral: Ipsilateral Side Bending and Contralateral Rotation

What is the Origin of Longus Capitis

Anterior Tubercles of TVP’s C3-C6

What is the Insertion of Longus Capitis

Base of Occiput

What are the Actions of Longus Capitis

- Bilateral: Flexion of Neck and Head - Lateral Flexion - Unilateral: Minor Ipsilateral Rotation

What is the Origin of Rectus Capitis Lateralis

TVP of C1

What is the Insertion of Rectus Capitis Lateralis

Occipital Bone

What are the Actions of Rectus Capitis Lateralis

- Bilateral: Flexion of Head and AO Joint | - Unilateral: Ipsilateral Side Bending

What is the Origin of Rectus Capitis Anterior

- TVP and Lateral Mass of C1

What is the Insertion of Rectus Capitis Anterior

Base of Skull, Anterior to Occipital Condyles

What is the Action of Rectus Capitis Anterior

Bilateral: Flexion of Head

What is the Origin of the Anterior Scalenes

Anterior Tubercles TVP’s C3-C6

What is the Insertion of the Anterior Scalenes

Tubercle of 1st Rib

What are the Actions of the Anterior Scalenes

- Flexion of Neck - Lateral Flexion - Elevate Ribs

What are the Actions of the Middle and Posterior Scalenes

- Lateral Flexion of Neck - Contralateral Rotation of C/S - Elevates Ribs

What is the Origin of the Middle Scalenes

Posterior Tubercles TVP’s C2-C7

What is the Insertion of the Middle Scalenes

1st Rib, Posterior to Groove for Subclavian Arteries

What is the Origin of the Posterior Scalenes

Posterior Tubercles TVP’s C4-C6

What is the Insertion of the Posterior Scalenes

2nd Rib

What is the Origin of Teres Major

Inferior Angle of Scapula (dorsal surface)

What is the Insertion of Teres Major

Bicipital Groove (medial lip)

What are the Actions of Teres Major

- Adduction of Humerus - Medial (Internal) Rotation of Humerus - Extension of GH (with help from lats)

What are the Origins of the Deltoid

- Anterior: Lateral 1/3 of Clavicle - Middle: Acromion - Posterior: Spine of Scapula

What is the Insertion of the Deltoid

Deltoid Tuberosity

What are the Actions of the Deltoid

- Anterior: Flexion, Internal Rotation of Humerus - Middle: Abducts Humerus - Posterior: Extension and External Rotation of Humerus

What is the Origin of Supraspinatus

Supraspinous Fossa

What is the Insertion of Supraspinatus

Greater Tubercle of Humerus (superior facet)

What are the Actions of Supraspinatus

- Abduction of Humerus (1st 15 degrees) | - Synergist, assists the Deltoid

What is the Origin of the Infraspinatus

Infraspinous Fossa

What is the Insertion of the Infraspinatus

Greater Tubercle of Humerus (middle facet)

What are the Actions of the Infraspinatus

- External Rotation of Humerus

What is the Origin of Teres Minor

Lateral Border of Scapula

What is the Insertion of Teres Minor

Greater Tubercle of Humerus (inferior facet)

What is the Action of Teres Minor

External Rotation of Humerus

What is the Origin of Subscapularis

Subscapular Fossa

What is the Insertion of Subscapularis

Lesser Tubercle of Humerus

What are the Actions of Subscapularis

- Internal Rotation of Humerus | - Adduction of Humerus

What is the Origin of the Temporalis

Temporal Fossa

What are the Insertions of the Temporalis

- Coronoid Process | - Ramus of Mandible

What are the Actions of the Temporalis

- Elevates and Closes the Mandible | - Retrusion of Mandible

What are the Origins of the Masseter

Both Heads: Zygomatic Arch

What are the Insertions of the Masseter

- Superficial Head: Ramus of Mandible | - Deep Head: Coronoid Process and Ramus of Mandible

What are the Actions of the Masseter

- Superficial Head: Elevation and Protrusion of the Mandible | - Deep Head: Elevation and Retrusion of Mandible

What are the Origins of the Lateral Pterygoids

- Superior Head: Greater Wing of Sphenoid | - Inferior Head: Lateral Aspect of Lateral Pterygoid Plate

What are the Insertions of the Lateral Pterygoid

- Superior Head: TMJ Capsule and Articular Disc | - Inferior Head: Ramus of Mandible

What are the Actions of the Lateral Pterygoid

- Both Heads Together: Protrude and Depress the Jaw | - Alternately: Side-to-Side Grinding

What are the Origins of the Medial Pterygoids

- Superficial Head: Posterior Aspect of Maxilla | - Deep Head: Medial Surface of Lateral Pterygoid Plate, Sphenoid and Palatine Bone

What is the Insertion of the Medial Pterygoid

Ramus of Mandible (medial aspect, internal surface)

What are the Actions of the Medial Pterygoid

- Together: Elevate and Protrude the Jaw | - Alternately: Side-to-Side Grinding

What are the Origins of Splenius Capitis

- Inferior Part of Nuchal Ligament | - SP’s C7-T4 vertebrae

What are the Insertions of Splenius Capitis

- Mastoid Process | - Lateral 1/3 of Superior Nuchal Line

What are the Actions of Splenius Capitis

- Bilateral: Extension of C/S and AO Joint - Unilateral: Lateral Flexion of C/S and AO Joint - Ipsilateral Rotation of C/S and AO Joint

What are the Boundaries of the Axilla

Anterior: Pectoralis Posterior: Latissimus Dorsi Medial: Ribs and Intercostal Lateral: Medial Aspect of Humerus

What is the Deepest Muscle of Masstication

Medial Pterygoid

Does Subscapularis Depress the Scapula

The the Mastoid Process the Inferior Attachment of the SCM

To Palpate the Spine of Scapula, Would you start at the Inferior Angle and Palpate Superomedially

Does Teres Minor Adduct the Arm

No, It does Internal Rotation

What type of Joint is the SC Joint

Modified Saddle Joint

What are the SC Joint Ligaments

- Sternoclavicular | - Interclavicular

What are the Functions of the Lateral TMJ Ligament

Prevents: - Excessive Lateral movement of Joint - Compression of tissue behind condyle - Disslocation of Joint

What do the Lateral 1/3 of the Clavicle, the Acromion and the Spine of Scapula have in common?

- Insertion for Traps | - Origin for Deltoids

Which muscle attaches to the Superior Facet of the Greater Tubercle of the Humerus

Supraspinatus

Which Muscle attaches to the Middle Facet of the Greater Tubercle of the Humerus

Infraspinatus

Which Muscle attaches to the Inferior Facet of the Greater Tubercle of the Humerus

Teres Minor

Which Muscle attaches to the Lesser Tubercle of the Humerus

Subscapularis

Is the Deltoid the Primary Abductor of the GH Joint

Yes

Which Fibres of the Deltoid perform abduction of the Humerus

All 3 sections

Is the Origin of Teres Minor the Inferior Angle of the Scapula

Yes

Do Facial Muscles attach to the Zygomatic Process

What is Unique about the Facial Muscles

They attach to Fascia and Skin

In a Fibrous Joint, does Fibrous Tissue hold Bone together

Yes

Is the Lateral Ligament of the TMJ An Extrinsic Ligament

No, it is Intrinsic

What are some Characteristics of Fibrous Suture Joints

- Edges of bone overlap/interlock - Connected by short CT fibres - Immoveable - Found only between bones of the Skull

What are some Characteristics of Fibrous Syndesmosis Joints

- Composed of a Ligament or sheet of fibrous tissue that hold bones together - Interosseous Membrane - Slightly Moveable

What are some Characteristics of Fibrous Gomphosis Joints

- “Peg-in-socket” linked by a short ligament (CT) - Synarthrosis (immoveable) - Found between individual tooth and Jaw

Which Back Muscles are in the Extrinsic Superficial Layer

- Trapezius - Latissimus Dorsi - Rhomboids Major and Minor - Levator Scapula

Which Back Muscles are in the Extrinsic Intermediate Layer

- Serratus Posterior Superior | - Serratus Posterior Inferior

Which Back Muscles are in the Intrinsic Superficial Layer

- Splenius Capitis | - Splenius Cervicis

Which Back Muscles are in the Intrinsic Intermediate Layer

- Iliocostalis - Longissimus - Spinalis

Which Back Muscles are in the Intrinsic Deep Layer

- Semispinalis - Multifidus - Rotatores

What is the order of the Rotator Cuff Tendons on the Greater Tubercle from Superior to Inferior

- Supraspinatus - Infraspinatus - Teres Minor

Name the Suprahyoids

- Geniohyoid - Mylohyoid - Stylohyoid - Digastric

Is the Greater Tubercle found on the Scapula

Do all Prevertebral Muscles attach to the Occiput

No, The Longus Colli does not

Do all of the Scalene Muscles attach to the 2nd Rib

No, Only the Posterior Scalene does

Which Scalene Muscles do Contralateral Rotation of the Neck

Posterior and Middle Scalenes

What SITS Muscle originates on the Lateral Border of the Scapula

Teres Minor

What is the Largest and Longest Prevertebral Muscle

Longus Colli

Do Fibrous Joints have a Synovial Membrane

What are the Boundaries of the Posterior Cervical Triangle

- Posterior Border: Anterior Border of the Trapezius - Anterior Border: Posterior Border of the SCM - Inferior Border: Medial Portion of the Clavicle - Roof: Fascia linking the Trapezius and SCM - Floor: Muscles

Which Pterygoid depresses the Mandible

Lateral Pterygoid

What is the “Kissing Muscle”

Orbicularis Oris

Does Levator Scapula Protract the Scapula

Do all Rotator Cuff Muscles rotate the the Humerus at the GH Joint

No, Supraspinatus does not

What Hyoid Muscle assists with Depressing the Mandible

Digastric

What Ligaments form the Coracoclavicular Ligament

- Trapezoid Ligament | - Conoid Ligament

Does Longus Capitis do Lateral Flexion

Yes

Do Posterior and Middle Scalenes do Contralateral Rotation of C/S

Yes

Does Longus Capitis Laterally Flex the C/S

Yes

What level is the Hyoid Bone at

What Level is the Thyroid Cartilage at

C4-C5

What level is the 1st Cricoid Ring at

What level is the Carotid Tubercle at